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CVE-2026-116866

WordPress Extra Fees Plugin for WooCommerce plugin <= 4.4.0 - PHP Object Injection vulnerability

8.8 High

Contributor PHP Object Injection in Extra Fees Plugin for WooCommerce <= 4.4.0 versions.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.29%Unchanged since Oct 30, 2026
90%50%10%1%

What each source reports

CVE List Score used 8.8

WordPress Extra Fees Plugin for WooCommerce plugin <= 4.4.0 - PHP Object Injection vulnerability

Contributor PHP Object Injection in Extra Fees Plugin for WooCommerce <= 4.4.0 versions.

Record
CVE-2026-116866
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-502
Updated
2026-11-02
EUVDEUVD-2026-112986 8.8

Contributor PHP Object Injection in Extra Fees Plugin for WooCommerce <= 4.4.0 versions.

Record
EUVD-2026-112986
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-hmv8-mc55-qxpx 8.8

Contributor PHP Object Injection in Extra Fees Plugin for WooCommerce <= 4.4.0 versions.

Contributor PHP Object Injection in Extra Fees Plugin for WooCommerce <= 4.4.0 versions.

Record
GHSA-hmv8-mc55-qxpx
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-502
Updated
2026-11-02
NVD 8.8

Contributor PHP Object Injection in Extra Fees Plugin for WooCommerce <= 4.4.0 versions.

Record
CVE-2026-116866
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-502
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-116866 is a high vulnerability (CVSS 8.8) in Dotstore Extra Fees Plugin For Woocommerce, published October 29, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.29%, the 21st percentile. No source names a fixed version.

References

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